| City : | Winfield City |
| County : | Berkshire County, Cowley County, Dallas County, Lane County, Polk County |
| State : | Kansas (KS) |
| | |
| Land Area : | 11.56 sq mi |
| Water Area : | 1.37 sq mi |
| Latitude : | 37.2427744 |
| Longitude : | -96.9796742 |
| | |
| Population (2010): | 12,301 |
| Population Estimate (2012) : | 12,335 |
| Population Density : | 1,063.99/sq mi |
| Housing Units (2012) : | 5,217 |
| Median Household Income (2012) : | $39,445 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $50,348 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $81,500 (Kansas : $127,400, USA : $181,400) |